Front Trans Rear Doorbell Wiring

The wire from the rear door push button goes to terminal 1 marked rear on the doorbell.

Front trans rear doorbell wiring.

The twisted pair of white wires are from the 1 other terminal of the transformer and 2 from the second terminal of the doorbell button. Terminals on the bell unit are marked front back and trans for transformer. Typically doorbell chimes have three terminals labeled rear trans and front that correspond with each connection. The rear terminal is where the rear doorbell push button if you have one connects to the chime.

You should see at least three wire connectors labeled trans transistor front front door and rear rear side door. The box shows front trans and rear. Try turning on lights in the area to make sure the power is shut off. Connect the input wires on the transformer to the source circuit using the black to black white to white and ground to green method.

Wiring for two doors is the same as for one with the transformer hardwired to the 120 volt source from a house circuit. One wire from the transformer goes to the trans terminal and one wire from each button goes to either the front or back terminals. The two black wires are attached to the trans transformer terminal on the doorbell unit and to the front or front doorbell terminal. Located on the central hub of a doorbell chime the doorbell terminals are where the wires from the doorbell push button s and transformer connect to the chime.

Use tape to label these wires accordingly so you can remember which is which. One for the front door the other for the back door. Locate the doorbell transformer in the outlet box near the door. Wiring diagram for a two chime doorbell.

Loosen the screw terminals and disconnect the wires. The second black wire comes from the doorbell button. Run wire from the other sides of the push buttons. For instance if you re wiring a doorbell to your front door flip off the switch that controls power there.

Usually the chime unit has screw terminals that are labeled front rear and trans which indicate the front doorbell wire rear doorbell wire if you have one and transformer wire respectively. I only need front. A doorbell transformer is an electrical component that literally transforms power from a higher. How do i wire this.

Depending on which doorbell you are replacing will decide if you need to use the front or rear connector but you will need to use the trans connector.